From 981269960b6d8ce4b8c6e4da7f5979e2f7eea231 Mon Sep 17 00:00:00 2001
From: jules <jules@okfoc.us>
Date: Tue, 7 Jan 2014 00:09:50 -0500
Subject: black() white() red()

---
 instructions.html | 7 +++++--
 js/color.js       | 3 +++
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/instructions.html b/instructions.html
index 32474cf..ef84503 100644
--- a/instructions.html
+++ b/instructions.html
@@ -40,8 +40,11 @@ rand(n), randint(n)
 choice(array)
 deg(radians), rad(degrees)
 
-<u>color functions</u>
-rgb(x,y,z) (setter)
+<u>set pixel color</u>
+rgb(r,g,b)
+black() white() red()
+
+<u>color spaces</u>
 rgb2xyz(rgb)
 xyz2rgb(xyz)
 xyz2hunterlab(xyz)
diff --git a/js/color.js b/js/color.js
index 34404cd..d51bb67 100644
--- a/js/color.js
+++ b/js/color.js
@@ -4,6 +4,9 @@ function rgb(x,y,z){
   if (x.length) { r=x[0]; g=x[1]; b =x[2]; }
   else { r=x; g=y; b=z }
 }
+function black(){ rgb(0,0,0) }
+function white(){ rgb(255,255,255) }
+function red(){ rgb(255,0,0) }
 
 function rgb2xyz(rgb){
   var var_R = ( rgb[0] / 255 )        //R from 0 to 255
-- 
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